Population Ecology

What factor describes when populations increase because animals are moving into a population?

• Emigration
• Limiting Factors
• Immigration
• Exponential Growth

What will happen to this population?

• Rapidly Grow

• Slowly Grow

• No Growth

• Negative Growth

What factor describes when populations decrease because animals are moving out of a population?

• Emigration
• Limiting Factors
• Immigration
• Exponential Growth

Tags

NGSS.HS-LS2-6

Logistic growth has 3 phases. In Phase 1, the population grows rapidly. In Phase 2, population grows slowly. In Phase 3, growth stops. What causes growth to stop in the 3rd phase of logistic growth?

• Emigration
• Immigration
• Exponential Growth
• Carrying Capacity

Tags

NGSS.HS-LS2-6

NGSS.HS-LS2-1

Which limiting factor would increase due to the number of individuals in a population?

• Unusual weather
• Natural disaster
• Births
• Disease

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which limiting factor is independent of the number of individuals in a population?

• competition
• parasitism/disease
• stress
• natural disasters

A population is...

• A group of one species in one area
• Multiple species that live in one area
• All of the living and nonliving things in an area
• None of these

Tags

NGSS.HS-LS2-6

What point on the graph does the population slow down tremendously due to limiting resources as it approaches the carrying capacity?

• A

• B

• C

• D

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Which kind of growth does the human population follow? It is described as a J-shaped curve.

• Exponential Growth
• Logistic Growth
• Outstanding Growth
• Minimal Growth

Tags

NGSS.HS-LS4-2

What will happen to the population when the death rate is larger than the birth rate?

• grow
• shrink
• stay the same
• None of these